46120402165 has 4 divisors (see below), whose sum is σ = 55344482604. Its totient is φ = 36896321728.

The previous prime is 46120402157. The next prime is 46120402169. The reversal of 46120402165 is 56120402164.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6127601841 + 39992800324 = 78279^2 + 199982^2 .

It is a cyclic number.

It is not a de Polignac number, because 46120402165 - 2³ = 46120402157 is a prime.

It is a super-2 number, since 2×46120402165² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46120402169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4612040212 + ... + 4612040221.

It is an arithmetic number, because the mean of its divisors is an integer number (13836120651).

Almost surely, 2^46120402165 is an apocalyptic number.

It is an amenable number.

46120402165 is a deficient number, since it is larger than the sum of its proper divisors (9224080439).

46120402165 is an equidigital number, since it uses as much as digits as its factorization.

46120402165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9224080438.

The product of its (nonzero) digits is 11520, while the sum is 31.

Subtracting 46120402165 from its reverse (56120402164), we obtain a palindrome (9999999999).

The spelling of 46120402165 in words is "forty-six billion, one hundred twenty million, four hundred two thousand, one hundred sixty-five".